InChI=1S/C25H29F3O5/c1-2-3-4-5-6-7-10-17-31-23(29)21-11-8-9-12-22(21)24(30)32-18-19-13-15-20(16-14-19)33-25(26,27)28/h8-9,11-16H,2-7,10,17-18H2,1H3